OEM Logo Electrical AC Magnetic Contactor Compressor Contactor In 20A 25amp 40 Amp
Application:
SC1 series AC contactor (hereinafter contactor) is suitable for using in the circuits up to the rated voltage 690V AC 50 HZ or 60 HZ , rated current up to 95A, for making, breaking, frequently starting & controlling the AC motor.
This series contactor complies with GB 14048, IEC60947-4-1
Model and Implication:
Main parameters and Technical Performance:
| Type | SC1-09 | SC1-12 | SC1-18 | SC1-25 | SC1-32 |
| Rated heating current (A) | 20 | 20 | 25 | 32 | 40 |
| Rated insulation voltage (V) | 690 |
| Rated impact withstand voltage (KV) | 6 |
| Rated making capacity | 10le |
| Rated breaking capacity | 8le |
| Poles | 3 |
| Auxiliary contact | 1NO + 1NC |
| Short-time withstand current(A) | 10S | 72 | 96 | 144 | 200 | 256 |
AC-3
Rated working current(A) | 220V/230V | 9 | 12 | 18 | 25 | 32 |
| 380V/400V | 9 | 12 | 18 | 25 | 32 |
| 660V/690V | 6.5 | 8.9 | 12 | 18 | 22 |
AC-3 capacity of phase 3
squirrel-cage motor (AC-3) KW | 220V/230V | 2.2 | 3 | 4 | 5.5 | 7.5 |
| 380V/400V | 4 | 5.5 | 7.5 | 11 | 15 |
| 660V/690V | 5.5 | 7.5 | 10 | 15 | 18.5 |
| Operation frequency (times/h) | Electrical life | 1200 | 600 |
| Mechanical life | 3600 |
| AC-3 Electrical life (10000/times) | | 100 | 100 | 100 | 100 | 80 |
| Mechanical life (10000/times) | 1000 | 1000 | 1000 | 1000 | 800 |
| Equipped fuse type | RT16-20 | RT16-20 | RT16-32 | RT16-40 | RT16-50 |
| Rated control supply voltage Us(V) | 50/60Hz | 12～480 |
| Operation range | Pull-in | (85%～110%)Us +40℃ |
| Releasing | (20%～75%)Us -5℃ |
| Ac coil average power(VA) | Start | 70 | 110 |
| Keeping | 8 | 11 |
| Power efficiency class | class 3 |
| Thermal loss(W) | 2～3 | 3～4 |
| Actuation time(ms) | Close | 12～35 |
| Break | 5～20 |
| Main circuit wiring | flexible wire without cold
pressing terminal (㎟) | 1 stick | 1～4 | 1～4 | 1.5～6 | 1.5～10 | 2.5～10 |
| 2 sticks | 1～4 | 1～4 | 1.5～6 | 1.5～6 | 2.5～10 |
flexible wire with cold
pressing terminal (㎟) | 1 stick | 1～4 | 1～4 | 1～6 | 1～6 | 1～10 |
| 2 sticks | 1～2.5 | 1～2.5 | 1～4 | 1～4 | 1.5～6 |
| Hard wire (㎟) | 1 stick | 1～4 | 1～4 | 1.5～6 | 1.5～6 | 1.5～10 |
| 2 sticks | 1～4 | 1～4 | 1.5～6 | 1.5～6 | 2.5～10 |
| Fastening screw size | | M3.5 | M4 |
| Tightening fastening torque (N.m) | | 0.8 | 1.2 |
| Control loop wiring | flexible wire without cold
pressing terminal (㎟) | 1 stick | 1～4 | 1～4 | 1～4 | 1～4 | 1～4 |
| 2 sticks | 1～4 | 1～4 | 1～4 | 1～4 | 1～4 |
flexible wire with cold
pressing terminal (㎟) | 1 stick | 1～4 | 1～4 | 1～4 | 1～4 | 1～4 |
| 2 sticks | 1～2.5 | 1～2.5 | 1～2.5 | 1～2.5 | 1～2.5 |
| Hard wire (㎟) | 1 stick | 1～4 | 1～4 | 1～4 | 1～4 | 1～4 |
| 2 sticks | 1～4 | 1～4 | 1～4 | 1～4 | 1～4 |
| Fastening screw size | | M3.5 |
| Tightening fastening torque (N.m) | | 0.8 |
Working and Installation Condition:
♦ Ambient temperature: -5℃--+40℃
♦ Altitude: ≤ 2000m;
♦ Pollution degree: Class 3
♦ Installation category:III
♦ Protection degree: IP20
♦ Installation condition: the gradient angle between installation side and vertical side should not be more than ±5℃
♦ Impact and vibrattion: the contactor must be installed and operate under the circumstances of no obvious shaking, impact and vibration.
Structure characteristic:
♦ Dust cover design, better safety, reliability and extended service life
♦ Can be installed with auxiliary contacts block, time relay and current-limited contacts block, and thermal relay, then to be other derivative products;
♦ Small volume, light weight, less power loss, long life and safe and reliability etc;
♦ Can be equipped with 1NO auxiliary contact or 1NC auxiliary contact(less than 32A), and 1NO auxiliary contact+1NC auxiliary contact(more than 40A). In addition, it can be equipped with F4 auxiliary contactor block (2blocks or 4blocks);
♦ In addition to use screw to install, contactor can be tightened with the standard installing rail of 35mm (SC1-09~95) and the standard installing rail of 75mm(SC1-40~95)
Appearance and Installation Dimension:
Installation dimension:
| Type | A max | B max | C max | a | b | ∅ |
| SC1-09～18 | 45 | 77 | 86 | 35 | 50/60 | 4.5 |
| SC1-25～32 | 45 | 85 | 92 | 35 | 60/70 | 4.5 |
| SC1-40～65 | 75 | 127 | 119 | 40 | 100/110 | 6.5 |
| SC1-80～95 | 85 | 127 | 130 | 40 | 100/110 | 6.5 |
Product Tags:
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40A AC Magnetic Contactor 3 Phase 690V Images
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